Arbor Rapha Capital Bioholdings Corp. I Class A Common Stock (NASDAQ:ARCK)

Real-time price: | Most recent change:0.00%

Arbor Rapha Capital Bioholdings Corp. I is a blank check company. It intends to effect a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or related business combination with one or more businesses. Arbor Rapha Capital Bioholdings Corp. I is based in Uniondale, New York....

+See More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 28 March 2026

Blog+More

Pinterest files a $12 billion IPO due in mid-2019.

Laura Hermes

2019-03-09 12:43:00 Saturday ET

Pinterest files a $12 billion IPO due in mid-2019.

Pinterest files a $12 billion IPO due in mid-2019. This tech unicorn allows users to pin-and-browse images through its social media app and website. Pintere

+See More

Thomas Piketty frames economic inequality as a global phenomenon.

Apple Boston

2017-01-11 11:38:00 Wednesday ET

Thomas Piketty frames economic inequality as a global phenomenon.

Thomas Piketty's recent new book *Capital in the Twenty-First Century* frames income and wealth inequality now as a global economic phenomenon. When

+See More

Several feasible near-term reforms can substantially narrow the scope for global tax avoidance by closing information loopholes.

Apple Boston

2023-03-14 16:43:00 Tuesday ET

Several feasible near-term reforms can substantially narrow the scope for global tax avoidance by closing information loopholes.

Several feasible near-term reforms can substantially narrow the scope for global tax avoidance by closing information loopholes. Thomas Pogge and Krishen

+See More

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* of faster retail price adjustments.

Amy Hamilton

2018-08-23 11:34:00 Thursday ET

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* of faster retail price adjustments.

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* that online retailers such as Amazon, Alibaba, and eBay etc use fas

+See More

Income and wealth concentration follows the ebbs and flows of the business cycle in America.

Amy Hamilton

2019-04-23 19:45:00 Tuesday ET

Income and wealth concentration follows the ebbs and flows of the business cycle in America.

Income and wealth concentration follows the ebbs and flows of the business cycle in America. Economic inequality not only grows among people, but it also gr

+See More

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Amazon (U.S. stock symbol: $AMZN).

Dan Rochefort

2025-09-14 14:23:00 Sunday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Amazon (U.S. stock symbol: $AMZN).

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fund

+See More